How many miles from moncton to portland Maine?

Answer 1

435 miles/700 kilometres taking this route:

1. Take TRANS-Canada HIGHWAY 2 - WEST (towards FREDERICTON), from Moncton, to I-95 in HOULTON, ME, via N.B. 95 (EXIT 187 off HIGHWAY 2).
2. Once you are in HOULTON, Maine, U.S.A., continue on I-95 SOUTH to PORTLAND.